linux-kernel - Re: [PATCH 07/31] arch,arm64: Convert smp_mb_

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Message-ID: <20140321115447.GB14251@arm.com>
Date:	Fri, 21 Mar 2014 11:54:47 +0000
From:	Catalin Marinas <catalin.marinas@....com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org,
	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	mingo@...nel.org, will.deacon@....com, paulmck@...ux.vnet.ibm.com
Subject: Re: [PATCH 07/31] arch,arm64: Convert smp_mb__*

On Wed, Mar 19, 2014 at 07:47:36AM +0100, Peter Zijlstra wrote:
> AARGH64 uses ll/sc primitives that do not imply any barriers for the
> normal atomics, therefore smp_mb__{before,after} should be a full
> barrier.
> 
> Since AARGH64 doesn't use asm-generic/barrier.h, add the required
> definitions to its asm/barrier.h.

There is a typo above ;)

Otherwise,

Acked-by: Catalin Marinas <catalin.marinas@....com>
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